18411722

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3643}}^1$

素因数の和:3690

約数の個数: 24

約数和(自身を含む): 33320736

約数和(自身を除く): 14909014

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 3643, 5054, 7286, 25501, 51002, 69217, 138434, 484519, 969038, 1315123, 2630246, 9205861, 18411722]

約数ペア:

[(1, 18411722), (2, 9205861), (7, 2630246), (14, 1315123), (19, 969038), (38, 484519), (133, 138434), (266, 69217), (361, 51002), (722, 25501), (2527, 7286), (3643, 5054)]